Acidic hard surface cleaners

Abstract

Alkaline cleaning compositions for hard surfaces are described.

1 . A composition comprising 
 (a) at least one cationic surfactant having germicidal properties;    (b) at least one nonionic surfactant;    (c) a chelating agent selected from the group alkali metal, ammonium and substituted ammonium polyacetates, carboxylates, polycarboxylates and polyhydroxysulfonates;    optionally (c1) a precipitating builder selected from the group potassium carbonate and potassium oxalate;    optionally (d) an effective amount of propellant;    (e) water; and    (f) one or more optional components selected from coloring agents, fragrances and fragrance solubilizers, viscosity modifying agents, pH adjusting agents and pH buffers including organic and inorganic salts, hydrotropes, anti-spotting agents, anti-oxidants, preservatives, and corrosion inhibitors.    
   
   
       2 . The composition according to  claim 1  wherein the nonionic surfactant is an alcohol ethoxylate.  
   
   
       3 . The composition according to  claim 1  wherein the nonionic surfactant is a mixture of alcohol ethoxylate and amine oxide.  
   
   
       4 . The compositions according to wherein the (c) chelating agent is selected from sodium, potassium, lithium, ammonium and substituted ammonium salts of ethylenediaminetetraacetic acid, ethylenediaminetriacetic acid, ethylenediaminetetrapropionic acid, diethylenetriaminepentaacetic acid, nitrilotriacetic acid, N-hydroxyethylethylenediaminetriacetic acid, oxydisuccinic acid, iminodisuccinic acid, ethylenediamine disuccinic acid, triethylenetetraaminehexaacetic acid, ethanoldiglycines, proprylenediaminetetraacetic acid, methylglycinediacetic acid, N,N,N′,N′-tetra(carboxymethyl)-2,6-diaminohexanoic acid, N,N,N′,N′ tetra(carboxymethyl)-2,5-diaminopentanoic acid, N,N,N′,N′-tetra(carboxymethyl)-2,4-diaminobutyric acid and 2-hydroxy-3-aminopropionic-N,N-diacetic acid, or a derivative thereof.  
   
   
       5 . The compositions according to  claim 1  wherein (c) chelating agent is selected from disodium ethanoldiglycinate and tetrasodium salt of ethylenediaminetetraacetic acid.  
   
   
       6 . The compositions according to  claim 1  which contain a propellant.  
   
   
       7 . A composition comprising 
 (a) at least one cationic surfactant having germicidal properties;    (b) a nonionic surfactant mixture comprising alcohol ethoxylate and amine oxide;    (c) a chelating agent selected from the group alkali metal, ammonium and substituted ammonium polyacetates, carboxylates, polycarboxylates and polyhydroxysulfonates;    optionally (c1) a precipitating builder selected from the group potassium carbonate and potassium oxalate;    optionally (d) an effective amount of propellant;    (e) water; and    (f) one or more optional components selected from coloring agents, fragrances and fragrance solubilizers, viscosity modifying agents, pH adjusting agents and pH buffers including organic and inorganic salts, hydrotropes, anti-spotting agents, anti-oxidants, preservatives, and corrosion inhibitors.    
   
   
       8 . The compositions according to  claim 7  wherein the (c) chelating agent is selected from sodium, potassium, lithium, ammonium and substituted ammonium salts of ethylenediaminetetraacetic acid, ethylenediaminetriacetic acid, ethylenediaminetetrapropionic acid, diethylenetriaminepentaacetic acid, nitrilotriacetic acid, N-hydroxyethylethylenediaminetriacetic acid, oxydisuccinic acid, iminodisuccinic acid, ethylenediamine disuccinic acid, triethylenetetraaminehexaacetic acid, ethanoldiglycines, proprylenediaminetetraacetic acid, methylglycinediacetic acid, N,N,N′,N′-tetra(carboxymethyl)-2,6-diaminohexanoic acid, N,N,N′,N′ tetra(carboxymethyl)-2,5-diaminopentanoic acid, N,N,N′,N′-tetra(carboxymethyl)-2,4-diaminobutyric acid and 2-hydroxy-3-aminopropionic-N,N-diacetic acid, or a derivative thereof.  
   
   
       9 . The compositions according to  claim 8  wherein (c) chelating agent is selected from disodium ethanoldiglycinate and tetrasodium salt of ethylenediaminetetraacetic acid.  
   
   
       10 . The compositions according to  claim 7  which contain a propellant.  
   
   
       11 . (canceled)  
   
   
       12 . A process for the removal of stains from hard surfaces which comprises the step of applying an effective amount of the composition according to  claim 1  to a hard surface needing such treatment.